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authorRichard Henderson <richard.henderson@linaro.org>2022-11-26 15:04:26 -0800
committerRichard Henderson <richard.henderson@linaro.org>2023-01-17 09:55:13 -1000
commit3bb8500ef83613cf3d113041b4ba3104136d9aaf (patch)
tree8b4e18be71e0b834220deed58eb2f3f43b522481
parentb55a8d9d0bb486c0ad7a34985ec43f22fae930c3 (diff)
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tcg/i386: Remove unused goto_tb code for indirect jump
Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
-rw-r--r--tcg/i386/tcg-target.c.inc14
1 files changed, 5 insertions, 9 deletions
diff --git a/tcg/i386/tcg-target.c.inc b/tcg/i386/tcg-target.c.inc
index feb257d..c4ff59e 100644
--- a/tcg/i386/tcg-target.c.inc
+++ b/tcg/i386/tcg-target.c.inc
@@ -2383,23 +2383,19 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc,
switch (opc) {
case INDEX_op_goto_tb:
- if (s->tb_jmp_insn_offset) {
- /* direct jump method */
- int gap;
- /* jump displacement must be aligned for atomic patching;
+ qemu_build_assert(TCG_TARGET_HAS_direct_jump);
+ {
+ /*
+ * Jump displacement must be aligned for atomic patching;
* see if we need to add extra nops before jump
*/
- gap = QEMU_ALIGN_PTR_UP(s->code_ptr + 1, 4) - s->code_ptr;
+ int gap = QEMU_ALIGN_PTR_UP(s->code_ptr + 1, 4) - s->code_ptr;
if (gap != 1) {
tcg_out_nopn(s, gap - 1);
}
tcg_out8(s, OPC_JMP_long); /* jmp im */
s->tb_jmp_insn_offset[a0] = tcg_current_code_size(s);
tcg_out32(s, 0);
- } else {
- /* indirect jump method */
- tcg_out_modrm_offset(s, OPC_GRP5, EXT5_JMPN_Ev, -1,
- (intptr_t)(s->tb_jmp_target_addr + a0));
}
set_jmp_reset_offset(s, a0);
break;